[INFO] fetching crate jrdb 0.0.2... [INFO] testing jrdb-0.0.2 against 1.49.0 for beta-1.50-1 [INFO] extracting crate jrdb 0.0.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate jrdb 0.0.2 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate jrdb 0.0.2 [INFO] finished tweaking crates.io crate jrdb 0.0.2 [INFO] tweaked toml for crates.io crate jrdb 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate jrdb 0.0.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d09bc00b95c6891866b6ae3421fa23023a5210a13a7cc7e300b56dc9f0c934e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2d09bc00b95c6891866b6ae3421fa23023a5210a13a7cc7e300b56dc9f0c934e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d09bc00b95c6891866b6ae3421fa23023a5210a13a7cc7e300b56dc9f0c934e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d09bc00b95c6891866b6ae3421fa23023a5210a13a7cc7e300b56dc9f0c934e", kill_on_drop: false }` [INFO] [stdout] 2d09bc00b95c6891866b6ae3421fa23023a5210a13a7cc7e300b56dc9f0c934e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b03f33a97fec17d56c9163c31192339433e0b0ff43c04a646e9d426748774d89 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b03f33a97fec17d56c9163c31192339433e0b0ff43c04a646e9d426748774d89", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling jrdb v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "b03f33a97fec17d56c9163c31192339433e0b0ff43c04a646e9d426748774d89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b03f33a97fec17d56c9163c31192339433e0b0ff43c04a646e9d426748774d89", kill_on_drop: false }` [INFO] [stdout] b03f33a97fec17d56c9163c31192339433e0b0ff43c04a646e9d426748774d89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7477dc4a98e0859b8e671af36139dc7bd2a4df4645b55ef505c456b19feffefe [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7477dc4a98e0859b8e671af36139dc7bd2a4df4645b55ef505c456b19feffefe", kill_on_drop: false }` [INFO] [stderr] Compiling jrdb v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "7477dc4a98e0859b8e671af36139dc7bd2a4df4645b55ef505c456b19feffefe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7477dc4a98e0859b8e671af36139dc7bd2a4df4645b55ef505c456b19feffefe", kill_on_drop: false }` [INFO] [stdout] 7477dc4a98e0859b8e671af36139dc7bd2a4df4645b55ef505c456b19feffefe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c89da06257a6f8d3bc8ad14ecff28e610d63f405cf6c6c572069a94368f0cd29 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c89da06257a6f8d3bc8ad14ecff28e610d63f405cf6c6c572069a94368f0cd29", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/jrdb-30776fad718d90da [INFO] [stderr] Running /opt/rustwide/target/debug/deps/example-878984aebaa65176 [INFO] [stderr] Doc-tests jrdb [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/jrdb/lib.rs - Database::condition (line 309) ... FAILED [INFO] [stdout] test src/jrdb/lib.rs - Database::delete (line 268) ... FAILED [INFO] [stdout] test src/jrdb/lib.rs - Database::select (line 187) ... FAILED [INFO] [stdout] test src/jrdb/lib.rs - Database::update (line 223) ... FAILED [INFO] [stdout] test src/jrdb/lib.rs - Database::insert (line 156) ... FAILED [INFO] [stdout] test src/jrdb/lib.rs - Database::execute (line 116) ... FAILED [INFO] [stdout] test src/jrdb/lib.rs - Database::from (line 69) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/jrdb/lib.rs - Database::condition (line 309) stdout ---- [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:324:3 [INFO] [stdout] | [INFO] [stdout] 8 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 17 | db.insert("users", doc).execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:328:5 [INFO] [stdout] | [INFO] [stdout] 8 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 21 | db.select("users") [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:337:5 [INFO] [stdout] | [INFO] [stdout] 8 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 30 | db.select("users") [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0596`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/jrdb/lib.rs - Database::delete (line 268) stdout ---- [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:282:3 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 16 | db.insert("users", doc).execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:285:34 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 19 | let collection: JrCollection = db.select("users").execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:289:3 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 23 | db.delete("users").execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:291:34 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 25 | let collection: JrCollection = db.select("users").execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0596`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/jrdb/lib.rs - Database::select (line 187) stdout ---- [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:201:3 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 16 | db.insert("users", doc).execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:204:34 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 19 | let collection: JrCollection = db.select("users").execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0596`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/jrdb/lib.rs - Database::update (line 223) stdout ---- [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:237:3 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 16 | db.insert("users", doc).execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:240:34 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 19 | let collection: JrCollection = db.select("users").execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:248:3 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 27 | db.update("users", updated_doc).execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `db` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/jrdb/lib.rs:250:34 [INFO] [stdout] | [INFO] [stdout] 7 | let db:Database = Database::from("main"); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut db` [INFO] [stdout] ... [INFO] [stdout] 29 | let collection: JrCollection = db.select("users").execute(); [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0596`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/jrdb/lib.rs - Database::insert (line 156) stdout ---- [INFO] [stdout] error[E0599]: no method named `add_value` found for struct `jrdb::jrdb_type::JrDocument` in the current scope [INFO] [stdout] --> src/jrdb/lib.rs:165:7 [INFO] [stdout] | [INFO] [stdout] 11 | doc.add_value("name", String::from("Joel")); [INFO] [stdout] | ^^^^^^^^^ method not found in `jrdb::jrdb_type::JrDocument` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::jrdb::jrdb_type::AddGetValue; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `add_value` found for struct `jrdb::jrdb_type::JrDocument` in the current scope [INFO] [stdout] --> src/jrdb/lib.rs:166:7 [INFO] [stdout] | [INFO] [stdout] 12 | doc.add_value("pass", String::from("ILoveErd")); [INFO] [stdout] | ^^^^^^^^^ method not found in `jrdb::jrdb_type::JrDocument` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::jrdb::jrdb_type::AddGetValue; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `add_value` found for struct `jrdb::jrdb_type::JrDocument` in the current scope [INFO] [stdout] --> src/jrdb/lib.rs:167:7 [INFO] [stdout] | [INFO] [stdout] 13 | doc.add_value("age", 30); [INFO] [stdout] | ^^^^^^^^^ method not found in `jrdb::jrdb_type::JrDocument` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::jrdb::jrdb_type::AddGetValue; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/jrdb/lib.rs - Database::execute (line 116) stdout ---- [INFO] [stdout] error[E0599]: no method named `add_value` found for struct `jrdb::jrdb_type::JrDocument` in the current scope [INFO] [stdout] --> src/jrdb/lib.rs:125:7 [INFO] [stdout] | [INFO] [stdout] 11 | doc.add_value("name", String::from("Joel")); [INFO] [stdout] | ^^^^^^^^^ method not found in `jrdb::jrdb_type::JrDocument` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::jrdb::jrdb_type::AddGetValue; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `add_value` found for struct `jrdb::jrdb_type::JrDocument` in the current scope [INFO] [stdout] --> src/jrdb/lib.rs:126:7 [INFO] [stdout] | [INFO] [stdout] 12 | doc.add_value("pass", String::from("ILoveErd")); [INFO] [stdout] | ^^^^^^^^^ method not found in `jrdb::jrdb_type::JrDocument` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::jrdb::jrdb_type::AddGetValue; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `add_value` found for struct `jrdb::jrdb_type::JrDocument` in the current scope [INFO] [stdout] --> src/jrdb/lib.rs:127:7 [INFO] [stdout] | [INFO] [stdout] 13 | doc.add_value("age", 30); [INFO] [stdout] | ^^^^^^^^^ method not found in `jrdb::jrdb_type::JrDocument` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 3 | use crate::jrdb::jrdb_type::AddGetValue; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/jrdb/lib.rs - Database::from (line 69) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/jrdb/lib.rs:98:46 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x561b423636c0 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x561b423636c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x561b423636c0 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x561b423636c0 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x561b4237cbdc - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x561b42361bd2 - std::io::Write::write_fmt::heb7e50902e98831c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x561b42365825 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x561b42365825 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x561b42365825 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x561b423654c8 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:227:9 [INFO] [stdout] 10: 0x561b42365f61 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 11: 0x561b42365aa7 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 12: 0x561b42363b7c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x561b42365a09 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 14: 0x561b4237bf81 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x561b4237bda3 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stdout] 16: 0x561b42348ccb - core::result::Result::unwrap::h88d92e8d4fa80c7e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23 [INFO] [stdout] 17: 0x561b423479b4 - jrdb::Database::from::h290c38eecff7f4ea [INFO] [stdout] at /opt/rustwide/workdir/src/jrdb/lib.rs:95:25 [INFO] [stdout] 18: 0x561b423473de - rust_out::main::h405f65324f7b53be [INFO] [stdout] 19: 0x561b42347253 - core::ops::function::FnOnce::call_once::h3db408b57191f4c8 [INFO] [stdout] 20: 0x561b42347179 - std::sys_common::backtrace::__rust_begin_short_backtrace::h63647f327f3ebdae [INFO] [stdout] 21: 0x561b42347209 - std::rt::lang_start::{{closure}}::he1e0628789bd119a [INFO] [stdout] 22: 0x561b42366387 - core::ops::function::impls:: for &F>::call_once::h57e2a071d427b24c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x561b42366387 - std::panicking::try::do_call::h81cbbe0c3b30a28e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 24: 0x561b42366387 - std::panicking::try::hbeeb95b4e1f0a876 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 25: 0x561b42366387 - std::panic::catch_unwind::h59c48ccb40a0bf20 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 26: 0x561b42366387 - std::rt::lang_start_internal::ha53ab63f88fee728 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:51:25 [INFO] [stdout] 27: 0x561b423471e8 - std::rt::lang_start::hbf8fdee85d7e16e4 [INFO] [stdout] 28: 0x561b4234740b - main [INFO] [stdout] 29: 0x7f5bbc8c60b3 - __libc_start_main [INFO] [stdout] 30: 0x561b423470ae - _start [INFO] [stdout] 31: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/jrdb/lib.rs - Database::condition (line 309) [INFO] [stdout] src/jrdb/lib.rs - Database::delete (line 268) [INFO] [stdout] src/jrdb/lib.rs - Database::execute (line 116) [INFO] [stdout] src/jrdb/lib.rs - Database::from (line 69) [INFO] [stdout] src/jrdb/lib.rs - Database::insert (line 156) [INFO] [stdout] src/jrdb/lib.rs - Database::select (line 187) [INFO] [stdout] src/jrdb/lib.rs - Database::update (line 223) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 7 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "c89da06257a6f8d3bc8ad14ecff28e610d63f405cf6c6c572069a94368f0cd29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c89da06257a6f8d3bc8ad14ecff28e610d63f405cf6c6c572069a94368f0cd29", kill_on_drop: false }` [INFO] [stdout] c89da06257a6f8d3bc8ad14ecff28e610d63f405cf6c6c572069a94368f0cd29